Plumbing & Building Services in
Romanshorn

8 companies in Plumbing & Building Services based in Romanshorn — name and year of registration from the commercial register. The list below shows them all.

Companies

All 8 companies in Romanshorn

SEMI SHL GmbH Logo

SEMI SHL GmbH

Since 2021 · 1–10 empl.5.0(7)

Plumbing & Building Services
ranQ Trust Score 3.9 out of 5.0, rated High, Rank #1
Brandes Werkstatt & Montagen GmbH Logo

Brandes Werkstatt & Montagen GmbH

Since 2026 · 1–10 empl.

Brandes Werkstatt & Montagen GmbH provides plant engineering, pipe fitting and maintenance and repair services for industrial equipment. The company carries out the fabrication, assembly and commissioning of vessels and equipment as well as the manufacture and repair of piping systems.

Specialized Construction ActivitiesPlant EngineeringPipe Fabrication and InstallationMaintenance and Repair
No score yetHS

H. Schait

Since 1992 · 1–10 empl.

Plumbing & Building Services
No score yetKH

Keller Heizung-Sanitär

Since 1993 · 1–10 empl.

Plumbing & Building Services
No score yetSB

Sanitär Bötschi AG

Since 2011 · 1–10 empl.

Plumbing & Building Services
No score yetHP

Haustechnik Plan B AG

Since 2018 · 1–10 empl.

Plumbing & Building Services
No score yetAH

AJAL Haustechnik GmbH

Since 2021 · 1–10 empl.

Plumbing & Building Services
No score yetWU

WP UND PV NOWAK

Since 2024 · 1–10 empl.

Plumbing & Building Services
No score yet

Plumbing & Building Services in Romanshorn

8Plumbing & Building ServicesCommercial register (Zefix) · as of October 10, 2026
2021Median year of registrationCommercial register (Zefix) · as of October 10, 2026
291in the Canton of ThurgauCommercial register (Zefix) · as of October 10, 2026
8,149in SwitzerlandCommercial register (Zefix) · as of October 10, 2026
Locations

Plumbing & Building Services in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 10, 2026

Largest places

Frauenfeld30Amriswil18Kreuzlingen17Weinfelden12Arbon9Wängi8Bischofszell7Sulgen7Sirnach7Horn6
Industry axis

Plumbing & Building Services in other places

Plumbing & Building Services across Switzerland
Frauenfeld30Amriswil18Kreuzlingen17Weinfelden12Arbon9Wängi8Bischofszell7Sulgen7Sirnach7Horn6Münchwilen TG6Tägerwilen5Ermatingen5Eschlikon TG5Aadorf5

By canton

Canton of Zurich1,193Canton of Bern785Canton of Vaud769Canton of Aargau598Canton of St. Gallen533Canton of Geneva498Canton of Ticino459Canton of Valais437Canton of Lucerne366Canton of Fribourg345Canton of Basel-Country300Canton of Thurgau291Canton of Solothurn244Canton of Grisons235Canton of Zug185Canton of Schwyz173Canton of Neuchâtel157Canton of Jura96Canton of Schaffhausen78Canton of Appenzell Outer Rhodes72Canton of Nidwalden50Canton of Glarus40Canton of Obwalden38Canton of Uri23Canton of Appenzell Inner Rhodes16
Place axis

Other industries in Romanshorn

All companies in Romanshorn
Property Management59Restaurants38Holding Companies32Real Estate Project Development30Management Consulting24Automotive & Vehicle Trade24Technical Consulting & Engineering22Real Estate Brokerage22IT Consulting & Services20Coaching & Personal Development18Fiduciary Offices18Auto Repair Shops18Painting & Plastering16Building Maintenance15Logistics & Transport Companies14General Contractors13Continuing Education Institutes13Online Shops13Wholesale - General Specialty Trade13Catering13Advertising Agencies12Building Construction11Hair Salons11Mechanical Engineering Industry11Software Development11Trade Fair & Event Organizers10Retail - Food & Luxury Items10Horticulture & Landscaping9Sports & Recreation Instruction9General Goods Production9Shipbuilding9Facility Management & Cleaning9Other Service Industries8Architecture Firms8Construction & Project Management8Interior Construction8Retail - General Specialty Trade8Metal Construction7Chemical Industry7NGOs & NPOs6Repair of Machinery & Electronic Devices6Sealing & Insulation6Electrical Planning & Installation6Wellness & SPA Facilities6Physiotherapy6Metal Industry6Pharmaceutical Industry6Retail - Textiles & Clothing6